Hi, i think someone hacked my Account and changed my Passwort.

[Drak3]

I get a Message from my Security that my Passwort for this Site is hacked.I try to change it but it tolds me that my Passwort is not correct.What can i do?
Ok i found the Problem and changed my PW.

 

[Pretentious Goblin]

Have a unique password for each site.